Calculate the reactance of a `1muF` capacitance in an a.c. circuit of frequency 50 Hz.

Calculate the reactance of a 2H inductance in an a.c. circuit of frequency 50 Hz.

Find the reactance of a 0.8Hinductance call on an A.C. line of frequency 50 Hz.

In an A.C. circuit the current

Find the capacitive reactance of a 100 muF capacitor used on a A.C.source of 50 Hz.

Find the impedance of the circuit containing an inductance of 2 henry, a capacitance of 6 mu F and a resistance of 100 Omega connected in series with an a.c. source of frequency 50 Hz. By what angle will the current lead or lag the applied e.m.f. in the circuit ?

The average power dissipation in a pure capacitance in ac circuit is

The capacitive reactance of a condenser of capacitance C is

A capacitance of 0.4 muF is connected to an alternating e.m.f. of frequency 100 Hz. What is the capacitive reactance ?

In LCR circuit, inductance L = 2/pi H , capacitance C = 10/pi F and resistance 10 Omega are connected in series to A.C. source of frequency = 50 Hz. Find:-capacitive reactance

A 15.0 muF capacitor is connected to a 220 V 50 Hz source. Find the capacitive reactance and the current (rms and peak) in the circuit. If the frequency is doubled, what will happen to the capacitive reactance and the current?